Verb conjugation of "blunder" in English

Teachers prefer simpler methods to teach Spanish. I will do this with Mr. Meier at our meeting in Zurich (as discussed in March). Where do you live in Basel? Do you live with family or friends?
Was that all? I was sure that I had a lot more mistakes, because I did not know how to express myself properly. Maybe I am a natural born talent. I am just kidding. Let me know if you need something else.
I come from Panama, but for 2 years now I have been living in Austria. I hope you have time for me. Normally, I finish my work at 7 o'clock. Where are you living at the moment? Where were you born?